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<FONT color="green">001</FONT>    package org.hackystat.projectbrowser.page.projectportfolio.detailspanel;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.io.Serializable;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.ArrayList;<a name="line.4"></a>
<FONT color="green">005</FONT>    import java.util.Arrays;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.util.Collections;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.util.List;<a name="line.7"></a>
<FONT color="green">008</FONT>    import org.apache.wicket.PageParameters;<a name="line.8"></a>
<FONT color="green">009</FONT>    import org.hackystat.projectbrowser.googlechart.ChartType;<a name="line.9"></a>
<FONT color="green">010</FONT>    import org.hackystat.projectbrowser.googlechart.GoogleChart;<a name="line.10"></a>
<FONT color="green">011</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.TelemetryPoint;<a name="line.11"></a>
<FONT color="green">012</FONT>    import org.hackystat.telemetry.service.resource.chart.jaxb.TelemetryStream;<a name="line.12"></a>
<FONT color="green">013</FONT>    <a name="line.13"></a>
<FONT color="green">014</FONT>    /**<a name="line.14"></a>
<FONT color="green">015</FONT>     * A mini bar chart.<a name="line.15"></a>
<FONT color="green">016</FONT>     * Use GoogleChart to generate the chart.<a name="line.16"></a>
<FONT color="green">017</FONT>     * @author Shaoxuan Zhang<a name="line.17"></a>
<FONT color="green">018</FONT>     *<a name="line.18"></a>
<FONT color="green">019</FONT>     */<a name="line.19"></a>
<FONT color="green">020</FONT>    public class MiniBarChart implements Serializable {<a name="line.20"></a>
<FONT color="green">021</FONT>    <a name="line.21"></a>
<FONT color="green">022</FONT>      /** Support serialization. */<a name="line.22"></a>
<FONT color="green">023</FONT>      private static final long serialVersionUID = 1213447209533926430L;<a name="line.23"></a>
<FONT color="green">024</FONT>      <a name="line.24"></a>
<FONT color="green">025</FONT>      /** The stream of this chart. */<a name="line.25"></a>
<FONT color="green">026</FONT>      protected List&lt;Double&gt; streamData;<a name="line.26"></a>
<FONT color="green">027</FONT>      /** The latest value of the stream. */<a name="line.27"></a>
<FONT color="green">028</FONT>      private double latestValue;<a name="line.28"></a>
<FONT color="green">029</FONT>      /** The width of a bar. */<a name="line.29"></a>
<FONT color="green">030</FONT>      public static final int BAR_WIDTH = 5;<a name="line.30"></a>
<FONT color="green">031</FONT>      /** The max width of the chart. */<a name="line.31"></a>
<FONT color="green">032</FONT>      public static final int MAX_WIDTH = 50;<a name="line.32"></a>
<FONT color="green">033</FONT>      /** The height of the chart. */<a name="line.33"></a>
<FONT color="green">034</FONT>      public static final int CHART_HEIGHT = 15;<a name="line.34"></a>
<FONT color="green">035</FONT>      <a name="line.35"></a>
<FONT color="green">036</FONT>      /** The PageParameters to construct the link. */<a name="line.36"></a>
<FONT color="green">037</FONT>      private PageParameters telemetryPageParameters;<a name="line.37"></a>
<FONT color="green">038</FONT>    <a name="line.38"></a>
<FONT color="green">039</FONT>      /** The configuration of this chart. */<a name="line.39"></a>
<FONT color="green">040</FONT>      private final MeasureConfiguration configuration;<a name="line.40"></a>
<FONT color="green">041</FONT>      <a name="line.41"></a>
<FONT color="green">042</FONT>      /**<a name="line.42"></a>
<FONT color="green">043</FONT>       * @param stream The stream of this chart.<a name="line.43"></a>
<FONT color="green">044</FONT>       * @param configuration The configuration of this chart.<a name="line.44"></a>
<FONT color="green">045</FONT>       */<a name="line.45"></a>
<FONT color="green">046</FONT>      public MiniBarChart(TelemetryStream stream, MeasureConfiguration configuration) {<a name="line.46"></a>
<FONT color="green">047</FONT>        this.streamData = getStreamData(stream);<a name="line.47"></a>
<FONT color="green">048</FONT>        for (int i = streamData.size() - 1; i &gt;= 0; --i) {<a name="line.48"></a>
<FONT color="green">049</FONT>          this.latestValue = streamData.get(i);<a name="line.49"></a>
<FONT color="green">050</FONT>          if (latestValue &gt;= 0) {<a name="line.50"></a>
<FONT color="green">051</FONT>            break;<a name="line.51"></a>
<FONT color="green">052</FONT>          }<a name="line.52"></a>
<FONT color="green">053</FONT>        }<a name="line.53"></a>
<FONT color="green">054</FONT>        this.configuration = configuration;<a name="line.54"></a>
<FONT color="green">055</FONT>      }<a name="line.55"></a>
<FONT color="green">056</FONT>    <a name="line.56"></a>
<FONT color="green">057</FONT>      /**<a name="line.57"></a>
<FONT color="green">058</FONT>       * Return a List of Double from the given telemetry stream.<a name="line.58"></a>
<FONT color="green">059</FONT>       * @param stream a TelemetryStream<a name="line.59"></a>
<FONT color="green">060</FONT>       * @return the list of data of this stream<a name="line.60"></a>
<FONT color="green">061</FONT>       */<a name="line.61"></a>
<FONT color="green">062</FONT>      protected final List&lt;Double&gt; getStreamData(TelemetryStream stream) {<a name="line.62"></a>
<FONT color="green">063</FONT>        List&lt;Double&gt; streamData = new ArrayList&lt;Double&gt;();<a name="line.63"></a>
<FONT color="green">064</FONT>        for (TelemetryPoint point : stream.getTelemetryPoint()) {<a name="line.64"></a>
<FONT color="green">065</FONT>          if (point.getValue() == null) {<a name="line.65"></a>
<FONT color="green">066</FONT>            streamData.add(-1.0);<a name="line.66"></a>
<FONT color="green">067</FONT>          }<a name="line.67"></a>
<FONT color="green">068</FONT>          else {<a name="line.68"></a>
<FONT color="green">069</FONT>            Double value = Double.valueOf(point.getValue());<a name="line.69"></a>
<FONT color="green">070</FONT>            if (value.isNaN()) {<a name="line.70"></a>
<FONT color="green">071</FONT>              value = -2.0;<a name="line.71"></a>
<FONT color="green">072</FONT>            }<a name="line.72"></a>
<FONT color="green">073</FONT>            streamData.add(value);<a name="line.73"></a>
<FONT color="green">074</FONT>          }<a name="line.74"></a>
<FONT color="green">075</FONT>        }<a name="line.75"></a>
<FONT color="green">076</FONT>        return streamData;<a name="line.76"></a>
<FONT color="green">077</FONT>      }<a name="line.77"></a>
<FONT color="green">078</FONT>      <a name="line.78"></a>
<FONT color="green">079</FONT>      /**<a name="line.79"></a>
<FONT color="green">080</FONT>       * @return a String URL that represents this chart.<a name="line.80"></a>
<FONT color="green">081</FONT>       */<a name="line.81"></a>
<FONT color="green">082</FONT>      public String getImageUrl() {<a name="line.82"></a>
<FONT color="green">083</FONT>        double max = Collections.max(streamData);<a name="line.83"></a>
<FONT color="green">084</FONT>        //return empty string when the chart is empty.<a name="line.84"></a>
<FONT color="green">085</FONT>        if (max &lt; 0) {<a name="line.85"></a>
<FONT color="green">086</FONT>          return "";<a name="line.86"></a>
<FONT color="green">087</FONT>        }<a name="line.87"></a>
<FONT color="green">088</FONT>        GoogleChart googleChart;<a name="line.88"></a>
<FONT color="green">089</FONT>        int chartSize = streamData.size();<a name="line.89"></a>
<FONT color="green">090</FONT>        int width = chartSize * BAR_WIDTH;<a name="line.90"></a>
<FONT color="green">091</FONT>        width = (width &gt; MAX_WIDTH) ? MAX_WIDTH : width;<a name="line.91"></a>
<FONT color="green">092</FONT>        googleChart = new GoogleChart(ChartType.VERTICAL_SERIES_BAR, width, CHART_HEIGHT);<a name="line.92"></a>
<FONT color="green">093</FONT>        googleChart.setBarChartSize((width - streamData.size()) / streamData.size(), 1, 0);<a name="line.93"></a>
<FONT color="green">094</FONT>        googleChart.getChartData().add(streamData);<a name="line.94"></a>
<FONT color="green">095</FONT>        googleChart.getChartDataScale().<a name="line.95"></a>
<FONT color="green">096</FONT>                add(Arrays.asList(new Double[]{ 0.0, max}));<a name="line.96"></a>
<FONT color="green">097</FONT>        googleChart.getColors().add(this.getChartColor());<a name="line.97"></a>
<FONT color="green">098</FONT>        googleChart.setBackgroundColor(this.configuration.getDataModel().getBackgroundColor());<a name="line.98"></a>
<FONT color="green">099</FONT>        return googleChart.getUrl();<a name="line.99"></a>
<FONT color="green">100</FONT>      }<a name="line.100"></a>
<FONT color="green">101</FONT>    <a name="line.101"></a>
<FONT color="green">102</FONT>    <a name="line.102"></a>
<FONT color="green">103</FONT>      /**<a name="line.103"></a>
<FONT color="green">104</FONT>       * @return the color<a name="line.104"></a>
<FONT color="green">105</FONT>       */<a name="line.105"></a>
<FONT color="green">106</FONT>      public String getChartColor() {<a name="line.106"></a>
<FONT color="green">107</FONT>        if (configuration.isColorable()) {<a name="line.107"></a>
<FONT color="green">108</FONT>          boolean increased = false;<a name="line.108"></a>
<FONT color="green">109</FONT>          boolean decreased = false;<a name="line.109"></a>
<FONT color="green">110</FONT>          for (int i = 1; i &lt; this.streamData.size(); ++i) {<a name="line.110"></a>
<FONT color="green">111</FONT>            if (this.streamData.get(i) &gt;= 0) {<a name="line.111"></a>
<FONT color="green">112</FONT>              if (this.streamData.get(i - 1) &gt; this.streamData.get(i)) {<a name="line.112"></a>
<FONT color="green">113</FONT>                decreased = true;<a name="line.113"></a>
<FONT color="green">114</FONT>              }<a name="line.114"></a>
<FONT color="green">115</FONT>              else if (this.streamData.get(i - 1) &lt; this.streamData.get(i)) {<a name="line.115"></a>
<FONT color="green">116</FONT>                increased = true;<a name="line.116"></a>
<FONT color="green">117</FONT>              }<a name="line.117"></a>
<FONT color="green">118</FONT>            }<a name="line.118"></a>
<FONT color="green">119</FONT>          }<a name="line.119"></a>
<FONT color="green">120</FONT>          if (!increased &amp;&amp; !decreased) {<a name="line.120"></a>
<FONT color="green">121</FONT>            return configuration.getStableColor();<a name="line.121"></a>
<FONT color="green">122</FONT>          }<a name="line.122"></a>
<FONT color="green">123</FONT>          if (increased &amp;&amp; !decreased) {<a name="line.123"></a>
<FONT color="green">124</FONT>            return configuration.getHigherColor();<a name="line.124"></a>
<FONT color="green">125</FONT>          }<a name="line.125"></a>
<FONT color="green">126</FONT>          if (decreased &amp;&amp; !increased) {<a name="line.126"></a>
<FONT color="green">127</FONT>            return configuration.getLowerColor();<a name="line.127"></a>
<FONT color="green">128</FONT>          }<a name="line.128"></a>
<FONT color="green">129</FONT>          return configuration.getMiddleColor();<a name="line.129"></a>
<FONT color="green">130</FONT>        }<a name="line.130"></a>
<FONT color="green">131</FONT>        else {<a name="line.131"></a>
<FONT color="green">132</FONT>          return configuration.getDataModel().getFontColor();<a name="line.132"></a>
<FONT color="green">133</FONT>        }<a name="line.133"></a>
<FONT color="green">134</FONT>      }<a name="line.134"></a>
<FONT color="green">135</FONT>    <a name="line.135"></a>
<FONT color="green">136</FONT>      /**<a name="line.136"></a>
<FONT color="green">137</FONT>       * @return the latestValue<a name="line.137"></a>
<FONT color="green">138</FONT>       */<a name="line.138"></a>
<FONT color="green">139</FONT>      public double getLatestValue() {<a name="line.139"></a>
<FONT color="green">140</FONT>        return latestValue;<a name="line.140"></a>
<FONT color="green">141</FONT>      }<a name="line.141"></a>
<FONT color="green">142</FONT>    <a name="line.142"></a>
<FONT color="green">143</FONT>      /**<a name="line.143"></a>
<FONT color="green">144</FONT>       * @return the valueColor<a name="line.144"></a>
<FONT color="green">145</FONT>       */<a name="line.145"></a>
<FONT color="green">146</FONT>      public String getValueColor() {<a name="line.146"></a>
<FONT color="green">147</FONT>        if (this.getLatestValue() &lt; 0) {<a name="line.147"></a>
<FONT color="green">148</FONT>          return configuration.getDataModel().getNAColor();<a name="line.148"></a>
<FONT color="green">149</FONT>        }<a name="line.149"></a>
<FONT color="green">150</FONT>        if (configuration.isColorable()) {<a name="line.150"></a>
<FONT color="green">151</FONT>          if (this.getLatestValue() &gt;= this.configuration.getHigherThreshold()) {<a name="line.151"></a>
<FONT color="green">152</FONT>            return configuration.getHigherColor();<a name="line.152"></a>
<FONT color="green">153</FONT>          }<a name="line.153"></a>
<FONT color="green">154</FONT>          if (this.getLatestValue() &lt; this.configuration.getLowerThreshold()) {<a name="line.154"></a>
<FONT color="green">155</FONT>            return configuration.getLowerColor();<a name="line.155"></a>
<FONT color="green">156</FONT>          }<a name="line.156"></a>
<FONT color="green">157</FONT>          return configuration.getMiddleColor();<a name="line.157"></a>
<FONT color="green">158</FONT>        }<a name="line.158"></a>
<FONT color="green">159</FONT>        else {<a name="line.159"></a>
<FONT color="green">160</FONT>          return configuration.getDataModel().getFontColor();<a name="line.160"></a>
<FONT color="green">161</FONT>        }<a name="line.161"></a>
<FONT color="green">162</FONT>      }<a name="line.162"></a>
<FONT color="green">163</FONT>    <a name="line.163"></a>
<FONT color="green">164</FONT>      /**<a name="line.164"></a>
<FONT color="green">165</FONT>       * @param telemetryPageParameters the telemetryPageParameters to set<a name="line.165"></a>
<FONT color="green">166</FONT>       */<a name="line.166"></a>
<FONT color="green">167</FONT>      public void setTelemetryPageParameters(PageParameters telemetryPageParameters) {<a name="line.167"></a>
<FONT color="green">168</FONT>        this.telemetryPageParameters = telemetryPageParameters;<a name="line.168"></a>
<FONT color="green">169</FONT>      }<a name="line.169"></a>
<FONT color="green">170</FONT>    <a name="line.170"></a>
<FONT color="green">171</FONT>      /**<a name="line.171"></a>
<FONT color="green">172</FONT>       * @return the telemetryPageParameters<a name="line.172"></a>
<FONT color="green">173</FONT>       */<a name="line.173"></a>
<FONT color="green">174</FONT>      public PageParameters getTelemetryPageParameters() {<a name="line.174"></a>
<FONT color="green">175</FONT>        return telemetryPageParameters;<a name="line.175"></a>
<FONT color="green">176</FONT>      }<a name="line.176"></a>
<FONT color="green">177</FONT>    <a name="line.177"></a>
<FONT color="green">178</FONT>      /**<a name="line.178"></a>
<FONT color="green">179</FONT>       * @return the configuration<a name="line.179"></a>
<FONT color="green">180</FONT>       */<a name="line.180"></a>
<FONT color="green">181</FONT>      public MeasureConfiguration getConfiguration() {<a name="line.181"></a>
<FONT color="green">182</FONT>        return configuration;<a name="line.182"></a>
<FONT color="green">183</FONT>      }<a name="line.183"></a>
<FONT color="green">184</FONT>    <a name="line.184"></a>
<FONT color="green">185</FONT>    }<a name="line.185"></a>




























































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